128049461 is an odd 9-digits composite number following 128049460
and preceding 128049462 . In scientific notation, it is written as 1.28049461 × 10^8.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 127845900 positive integers (up to 128049461) that are relatively prime to 128049461.
128049461 has 4 divisors, whose sum is 128253024
The reverse of 128049461 is 164940821
Previous prime number is 631
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-eight million forty-nine thousand four hundred sixty-one
Scientific notation
1.28049461 × 10^8
Engineering notation
1.28049461 × 10^6
Prime Factorization
631 × 202931
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128049461
Product of the distinct prime numbers
The prime factorization of 128049461 is 631 × 202931.
Since it has a total of 2 prime factors.
3 , 4 , 39 , 96 , 9 , 173 , 8461 , 1559 , 54155 , 44264 , 352445 , 905485 , 5591070 , 1930493 , 31017300 , 36890054 , 84162258 , 329978184 , 365265337 , 3743408490
n×2
256098922
n×3
384148383
n×4
512197844
n×5
640247305
n÷2
64024730.5
n÷3
42683153.666667
n÷3
32012365.25
n÷5
25609892.2
n2
16396664462390521
n3
2.099584046607E+24
n4
2.6885060549222E+32
n5
3.4426175122802E+40
2 √n
11315.894175893
3 √n
504.03332509342
4 √n
106.3761917719
5 √n
41.828814002768
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128049460
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128049461 can be divided by 4 positive divisors.
The sum of these divisors (counting 128049461) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101000011110000100110101
3
Ternary
22220221120211122
4
Quaternary
13220132010311
5
Quinary
230240040321
6
Senary
20412313325
8
Octal
750360465
10
Decimal
128049461
12
Duodecimal
36a72845
16
Hexadecimal
7a1e135
20
Vigesimal
20063d1
36
Base36
248jlh
md5
86362d5cd0cf6523b26cb2a04e7faaf4
sha1
939e252b4bccfc22bd0b47e111e5667445d81a7c
sha256
ec879604e94f1032c2aee1a23ebda41e57e26911b1a10e3ea8d670cc35c4a060
sha512
c10eab7105995fda1be36d1dd3bd60781006378aba6b387c48a66bab440ad19e79657942a3d61e32f37f2029cdfbe183d8e1bf8fbf96daf986c79289381df811
ripemd-160
1b62cb827630335120c3c299a00bd00ac3c7cac3
Diameter
256098922
Circumference
804558491.94747
Area
5.1511640618423E+16
Volume
8.794717088553E+24
Surface area
2.0604656247369E+17
Circumference
804558491.94747
Perimeter
512197844
Area
16396664462390521
Diagonal
181089284.40076
Surface area
98379986774343126
Volume
2.099584046607E+24
Space diagonal
221788172.33381
Perimeter
384148383
Area
7.0999639808799E+15
Altitude
110894086.1669
Surface area
7.0999639808799E+15
Volume
2.4743835283781E+23
Height
60363094.800255